500 Internal server for complied CSS/LESS

I finally solved it - my host had migrated servers without notice, so when I edited wp-config.php, I was actually editing it in the old server with the old IP - when I switched IPs and fixed wp-config, it was all good.

I finally solved it - my host had migrated servers without notice, so when I edited wp-config.php, I was actually editing it in the old server with the old IP - when I switched IPs and fixed wp-config, it was all good.